1960s Girard-Perregaux Gyromatic | Vinatge 1960 | Serviced

You save 369,00 EUR right away

The service and identification document is included in the price.

Collector Notes & Dating

Decade placement to the 1960s based on the Gyromatic line, case patent Brev. 189190, and movement architecture; no public GP serial table available. Movement serial 21094•• (full number in buyer docs). This Girard-Perregaux Gyromatic uses the rare 1936 Schmitz Frères four-screw “Clamshell” waterproof case design—better known from Gallet.

Specifications

Movement: Automatic (Gyromatic), 39 jewels, ~18,000 A/h; freshly serviced 10/2025
Dial: Vintage tone with applied batons; even patina, original style printing
Crystal: Acrylic, period-correct
Case: Stainless steel; waterproof-marked snap back; signed inner back (Brev. 189190)
Size: 30 mm (without crown) — Lug width: 18 mm — Lug-to-lug: square wear
Crown: Clean; unsigned; winds and sets correctly
Strap/Bracelet: Leather strap 18 mm — shown on a 18 cm wrist
Water-Tightness: Splash resistant (handwashing ok; no showering)
Box / Packaging: Secure black travel watch case

📦 What’s Included

Box/Case: Secure black travel watch case.

Documents: Invoice and our service certificate worth €369 — included free of charge

🚚 Shipping, Returns

Insured worldwide shipping. 14-day inspection (unused, seals intact). Pro packing with tracking.

🛎️ Call-to-Action

Questions or an offer? Click “Negotiate Your Price.” Serious collector inquiries welcome.

🔧 Included Service Benefits

💰 If you ever decide to sell the watch, a documented service will significantly enhance its market appeal and resale value.

🛠️ A professional service worth €369 — included free of charge.

The service includes:

Full disassembly, ultrasonic cleaning, and lubrication using Moebius synthetic oils

Regulation and timing adjustment

Ultrasonic case and bracelet cleaning (if applicable)

Final technical & aesthetic inspection

📄 An official service certificate is provided, listing key technical and identifying details — ideal for insurance, provenance, or future resale.

🛡️ This ensures peace of mind and removes the need for servicing for the next 3–5 years.